4-Chloro-6-(isopropylthio)-2-methylpyrimidine CAS 1249496-79-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1249496-79-4
Molecular FormulaC8H11ClN2S
Molecular Weight202.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Chloro-6-(isopropylthio)-2-methylpyrimidine CAS 1249496-79-4 chemical structure

Description

The occurrence of 4-Chloro-6-(isopropylthio)-2-methylpyrimidine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-Chloro-6-(isopropylthio)-2-methylpyrimidine (CAS 1249496-79-4) is a high-purity analytical reference standard with the molecular formula C8H11ClN2S and a molecular weight of 202.70 g/mol.

Based on its molecular formula C8H11ClN2S, 4-Chloro-6-(isopropylthio)-2-methylpyrimidine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.70 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 4-Chloro-6-(isopropylthio)-2-methylpyrimidine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC8H11ClN2S
Molecular Weight202.70 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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